<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<script type="text/javascript">
function showTime(){
    nowtime=new Date();
    year=nowtime.getFullYear();
    month=nowtime.getMonth()+1;
    date=nowtime.getDate();
    document.getElementById("mytime").innerText=year+"-"+month+"-"+date+" "+nowtime.toLocaleTimeString();
}

setInterval("showTime()",1000);

</script>
</head>
<body>
<span id="mytime"></span>
</body>
</html>